>> warner: well, they think they get a benefit of, as ray said, about joe biden going somewhere, is that they just get on the late nightews. they rally the troops. they also believe, one, they know they absolutely... i mean it's very hard for romney to win without winning ohio. and the senior strategist said to me yesterday, well, we can win without ohio but we would rather win with it. secondly, they honestly believe that pennsylvania could be in sight. so, you know, why not use... apparently he didn't want to sit around anyway all day. and then they looked at the biden decision to go late to ohio as a sign of desperation on the obama campaign's part. as ray said, this may all be gamesmanship and they're all talking to us. but they felt good about sending him out there. >> woodruff: margaret, we will be talking to you a lot tonight. so stay warm. >> warner: thanks judy.